... polyester 600D 2)sze:16" 4)OEM&ODM are available trolley student school bagProduct information model NO1009-57material1) polyester 2) ... manufacturer since 2006. Our product range includes backpack, school bag, cooler bag, cosemtic bag,shopping bag, travel bag, handbag, fashion & ... to contact us ,we can send pictures detail of the bag and any more information to you school rolling clear backpack